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SubjectRe: [syzbot] KASAN: use-after-free Read in filp_close
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syzbot has bisected this issue to:

commit 6319194ec57b0452dcda4589d24c4e7db299c5bf
Author: Al Viro <viro@zeniv.linux.org.uk>
Date: Thu May 12 21:08:03 2022 +0000

Unify the primitives for file descriptor closing

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=134cbe4ff00000
start commit: 952923ddc011 Merge tag 'pull-18-rc1-work.namei' of git://g..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=10ccbe4ff00000
console output: https://syzkaller.appspot.com/x/log.txt?x=174cbe4ff00000
kernel config: https://syzkaller.appspot.com/x/.config?x=3096247591885bfa
dashboard link: https://syzkaller.appspot.com/bug?extid=47dd250f527cb7bebf24
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=114f7bcdf00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1659a94ff00000

Reported-by: syzbot+47dd250f527cb7bebf24@syzkaller.appspotmail.com
Fixes: 6319194ec57b ("Unify the primitives for file descriptor closing")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

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